GW40 steel bar bending machine The purposes and features GW40 steel bar bending machine is a kind of steel bar bending equipment which was designed and manufactured according to JG/T5081-1996 standard. It can crook steel bar into different geometric shapes for engineering construction. It considerably reduces worker’s intensity of labour and raises the productivity. Otherwise, it’s easy to operate, safety, reliable and has a stable performance. Main technical parameters Diameter range 6-40mm Working speedhigh speed 10rpm low speed 5rpm Power of motor 3kw Power source 380V50Hz Dimension 950*750*700mm Weight 420kg